package com.chenya.core.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.annotation.web.configurers.ExpressionUrlAuthorizationConfigurer;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.authentication.rememberme.JdbcTokenRepositoryImpl;
import org.springframework.security.web.authentication.rememberme.PersistentTokenRepository;

import javax.sql.DataSource;

/**
 * <h1> </h1>
 *
 * @author 90后野生程序猿
 * @version V1.0.0
 * @email LevelCoder@126.com
 * @date 2021/7/6 5:08 PM
 */
@Configuration
public class SrpingSecurityConfig extends WebSecurityConfigurerAdapter{

    @Autowired
    private UserDetailsService userDetailsService;




    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth.userDetailsService(userDetailsService).passwordEncoder(password());
    }

    @Bean
    PasswordEncoder password(){
        return new BCryptPasswordEncoder();
    }


    /**
     * <h2>重写登录页面</h2>
     * @param http
     * @throws Exception
     */
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        //退出
        http.logout().logoutUrl("/logout").logoutSuccessUrl("/test/index").permitAll();
        http.exceptionHandling().accessDeniedPage("/unauth.html");
        http.formLogin()//自定义自己编写的登录地址
                .loginPage("/login.html")//登录页面设置
                .loginProcessingUrl("/user/login")//登录访问的路径 跳转到哪个controller
                .defaultSuccessUrl("/success.html").permitAll()//认证成功后跳转的路径 跳转到哪个controller
                .and().authorizeRequests().antMatchers("/","/user/login").permitAll() //设置哪些路径可以直接访问不需要认证
                .antMatchers("/test/index").hasAnyAuthority("admins")//当前登录用户,只有具有admins权限才可以访问这个路径
                .anyRequest().authenticated() //所有请求都可以被访问
                //设置记住我,并设置有效时常,并执行哪个userDetailsService
                .and().rememberMe().tokenRepository(persistentTokenRepository()).tokenValiditySeconds(60).userDetailsService(userDetailsService)
                .and().csrf().disable();//关闭csrf防护
    }



    @Autowired
    private DataSource dataSource;

    @Bean
    public PersistentTokenRepository persistentTokenRepository(){
        JdbcTokenRepositoryImpl jdbcTokenRepository =  new JdbcTokenRepositoryImpl();
        jdbcTokenRepository.setDataSource(dataSource);
        //是否开启在服务启动的时候创建数据源信息
        jdbcTokenRepository.setCreateTableOnStartup(true);
        return jdbcTokenRepository;
    }

}
